The Pin-Rivet, cataloged under National Stock Number 5320-01-440-4423, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-440-4423 |
| Primary Part Number | HLT633YC-5-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| Fastener Length | 0.614 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Width Between Flats | 0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.326 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HLT633YB-5-5 | Huck International, Inc (USA) |
| HLT633YC-5-5 | West Coast Aerospace, Inc. (USA) |
| ST3M760D08-5 | Huck International, Inc (USA) |
| HLT633YC-5-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT633YC-5-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT633YC-5-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT633YC-5-5 PRIMARY | Hi-Shear Corporation (USA) |
| HP4760D08-5 | Heartland Precision Fasteners Inc (USA) |
| HLT633YC-5-5 | Huck International, Inc (USA) |
| ST3M760D08-5 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| Reference | Meaning |
|---|---|
| HLT633YB-5-5 | 5/9 Secondary reference West Coast Aerospace, Inc. |
| HLT633YC-5-5 | 5/9 Secondary reference U.S. Government activity |
| HLT633YC-5-5 | 5/9 Secondary reference U.S. Government activity |
| ST3M760D08-5 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| AIC-L-769-5-5 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT633YB-5-5 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HLT633YB-5-5 | 5/9 Secondary reference U.S. Government activity |
| HLT633YB-5-5 | 5/9 Secondary reference U.S. Government activity |
| HLT633YB-5-5 | 5/9 Secondary reference Sps Technologies Inc |
| HLT633YB-5-5 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT633YB-5-5 | 5/9 Secondary reference Hi-Shear Corporation |
| HLT633YC-5-5 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-440-4423 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-440-4423 has 10 manufacturer part numbers on file: HLT633YB-5-5 (Huck International, Inc), HLT633YC-5-5 (West Coast Aerospace, Inc.), ST3M760D08-5 (Huck International, Inc), HLT633YC-5-5 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT633YC-5-5 (Sps Technologies, Llc Dba PB Fasteners) and 5 more.
Key specifications for HLT633YC-5-5: Shank Diameter: 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN; Fastener Length: 0.614 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.